Japanese authorities confirmed nine deaths from the collapse of a section of a tunnel's concrete ceiling, as rescue work was suspended for the roof to be reinforced to prevent more collapses. Here, a damaged truck was towed away from the Sasago tunnel Monday.

Japanese authorities confirmed nine deaths from the collapse of a section of a tunnel's concrete ceiling, as rescue work was suspended for the roof to be reinforced to prevent more collapses. Here, a damaged truck was towed away from the Sasago tunnel Monday.

This screen grab taken from a video shot inside tunnel shows rescue workers backing away as part of the roof collapses during Sunday's rescue operation. The location of the accident, about a third of a way from the nearer end of the 4.7-kilometer (three-mile) Tunnel, was also making the work difficult.

This screen grab taken from a video shot inside tunnel shows rescue workers backing away as part of the roof collapses during Sunday's rescue operation. The location of the accident, about a third of a way from the nearer end of the 4.7-kilometer (three-mile) Tunnel, was also making the work difficult.

Central Japan Expressway President and CEO Takekazu Kaneko said the company is inspecting other tunnels of similar structure, including a parallel tunnel for traffic going in the opposite direction. Seen here, Mr. Kaneko visited the site Monday.

Central Japan Expressway President and CEO Takekazu Kaneko said the company is inspecting other tunnels of similar structure, including a parallel tunnel for traffic going in the opposite direction. Seen here, Mr. Kaneko visited the site Monday.